Make user functions more robust

script-user-add

@@ -26,15 +26,15 @@ fi
 ask_ok "Create user $username with password $password?" || exit $?
 
 restore="no"
-if [[ -d /mnt/array/home-retired/"$username" ]]; then
+if [[ -d /mnt/array/home-retired/$username ]]; then
     ask_ok "Restore user $username's files from /mnt/array/home-retired/$user?" && restore="yes"
 fi
 
 samba="no"
-ask_ok "Enable shared file access for user $username?" && group_str="smbgrp," && samba="yes"
+ask_ok "Enable shared file access for user $username?" && group_str="smbgrp" && samba="yes"
 
 ask_ok "Make user $username an admin?" && \
-    group_str+="wheel"
+    group_str+=",wheel"
 
 useradd_cmd+=("-G" "$group_str")
 useradd_cmd+=("$username")